package android.longs.study.sign.service;

import javax.servlet.http.HttpServletRequest;

public interface UserSignService {
    
    String addUserSign(HttpServletRequest request);
    String queryUserSignFromUserId(HttpServletRequest request);
    String queryUserSignFromId(HttpServletRequest request);
    String queryUserSignFromUId(HttpServletRequest request);
    String queryUserLastSignFromUserId(HttpServletRequest request);

    String queryUserSignFromUserClassId(HttpServletRequest request);

    
}
